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18100 Lebreton (2000 LE28)
Classification: Main-belt Asteroid          SPK-ID: 2018100
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .17361759220149 6.0313e-08  
a 2.262175750288693 1.7506e-08 AU
q 1.869422243386972 1.4373e-07 AU
i 3.465701082832388 8.897e-06 deg
node 187.5436093674353 9.5213e-05 deg
peri 97.55928891239286 0.0001004 deg
M 104.5496182078232 3.53e-05 deg
tp 2456639.582540917101
(2013-Dec-13.08254092)
0.00011942 JED
period 1242.761929666436
3.40
1.4426e-05
3.95e-08
d
yr
n .2896773641083663 3.3625e-09 deg/d
Q 2.654929257190415 2.0545e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      632  
   data-arc span      11286 days (30.90 yr)  
   first obs. used      1983-08-30  
   last obs. used      2014-07-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5875  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 14:30:27  

Additional Information
 Earth MOID = .858292 AU 
 T_jup = 3.596 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1 mag n/a MPO266051  

18100 Lebreton           Discovered 2000 June 6 by the Lowell Observatory Near-Earth Object Search at the Anderson Mesa Station.
Jean-Pierre Lebreton (b. 1949), of the ESA/ESTEC Space Science Department, is project scientist for the Huygens probe.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050721/MPCPages.arcLast Updated: 2005-07-21

[ show close-approach data ]
Alternate Designations
 2000 LE28 = 1983 QM = 1999 CA61 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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